#ifndef __USART3_H
#define __USART3_H
#include "sys.h" 
#include "delay.h"


#define Trig PHout(2)

extern u8 flag;
extern u8 USART3_RX_BUF[5];

void USART3_init(u32 bound);
void USART3_send_byte(char data);
u16 Us_100_Read_Data(void);


#endif
